/* —— Scroll reveal animations —— */
[data-reveal] {
    opacity: 0;
    transition:
        opacity 1.2s cubic-bezier(0.22, 1, 0.36, 1),
        transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
    transition-delay: var(--reveal-delay, 0ms);
    will-change: opacity, transform;
}

[data-reveal].is-revealed {
    opacity: 1;
    transform: none !important;
}

[data-reveal="up"] {
    transform: translateY(28px);
}

[data-reveal="down"] {
    transform: translateY(-28px);
}

[data-reveal="left"] {
    transform: translateX(-32px);
}

[data-reveal="right"] {
    transform: translateX(32px);
}

[data-reveal="scale"] {
    transform: scale(0.94);
}

/* Nav scroll state */
.site-nav {
    transition:
        box-shadow 0.3s ease,
        padding 0.3s ease,
        background-color 0.3s ease;
}

.site-nav.is-scrolled {
    padding-top: 0.6rem;
    padding-bottom: 0.6rem;
    box-shadow: 0 6px 24px rgba(20, 32, 28, 0.1);
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
    [data-reveal],
    [data-reveal].is-revealed {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }

    .site-nav {
        transition: none;
    }
}

/* Lighter motion on small screens */
@media (max-width: 700px) {
    [data-reveal="up"] {
        transform: translateY(18px);
    }

    [data-reveal="left"] {
        transform: translateX(-18px);
    }

    [data-reveal="right"] {
        transform: translateX(18px);
    }

    [data-reveal] {
        transition-duration: 0.5s;
    }
}